INT 21 O - Novell NetWare, Alloy NTNX - RELEASE RECORD (FCBsee File Control Block)
	AH = C0h
	DS:DX -> non-extended FCBsee File Control Block (see #01345 at AH=0Fh)
	BX:CX = offset
Return: AL = error code (see #01807)
Notes:	unlocks record but does not remove it from log table
	this function was added in NetWare 4.6, but was removed some time prior
	  to Advanced NetWare 2.15, and is no longer listed in current Novell
	  documentation
SeeAlso: AH=BDh,AH=BFh,AH=C1h"NetWare",AH=C3h